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//===- TableGen.cpp - Top-Level TableGen implementation for LLVM ----------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file contains the global defintions (mostly command line parameters)
// shared between llvm-tblgen and llvm-min-tblgen.
//
//===----------------------------------------------------------------------===//
#include "TableGen.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/InitLLVM.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/TableGen/Main.h"
#include "llvm/TableGen/Record.h"
#include "llvm/TableGen/SetTheory.h"
#include "llvm/TableGen/TableGenBackend.h"
#include <cassert>
#include <string>
#include <vector>
using namespace llvm;
static cl::OptionCategory PrintEnumsCat("Options for -print-enums");
static cl::opt<std::string> Class("class",
cl::desc("Print Enum list for this class"),
cl::value_desc("class name"),
cl::cat(PrintEnumsCat));
static void printRecords(const RecordKeeper &Records, raw_ostream &OS) {
OS << Records; // No argument, dump all contents
}
static void printEnums(const RecordKeeper &Records, raw_ostream &OS) {
for (const Record *Rec : Records.getAllDerivedDefinitions(Class))
OS << Rec->getName() << ", ";
OS << "\n";
}
static void printSets(const RecordKeeper &Records, raw_ostream &OS) {
SetTheory Sets;
Sets.addFieldExpander("Set", "Elements");
for (const Record *Rec : Records.getAllDerivedDefinitions("Set")) {
OS << Rec->getName() << " = [";
const std::vector<const Record *> *Elts = Sets.expand(Rec);
assert(Elts && "Couldn't expand Set instance");
for (const Record *Elt : *Elts)
OS << ' ' << Elt->getName();
OS << " ]\n";
}
}
static TableGen::Emitter::Opt X[] = {
{"print-records", printRecords, "Print all records to stdout (default)",
true},
{"print-detailed-records", EmitDetailedRecords,
"Print full details of all records to stdout"},
{"null-backend", [](const RecordKeeper &Records, raw_ostream &OS) {},
"Do nothing after parsing (useful for timing)"},
{"dump-json", EmitJSON, "Dump all records as machine-readable JSON"},
{"print-enums", printEnums, "Print enum values for a class"},
{"print-sets", printSets, "Print expanded sets for testing DAG exprs"},
};
int tblgen_main(int argc, char **argv) {
InitLLVM X(argc, argv);
cl::ParseCommandLineOptions(argc, argv);
return TableGenMain(argv[0]);
}
#ifndef __has_feature
#define __has_feature(x) 0
#endif
#if __has_feature(address_sanitizer) || \
(defined(__SANITIZE_ADDRESS__) && defined(__GNUC__)) || \
__has_feature(leak_sanitizer)
#include <sanitizer/lsan_interface.h>
// Disable LeakSanitizer for this binary as it has too many leaks that are not
// very interesting to fix. See compiler-rt/include/sanitizer/lsan_interface.h .
LLVM_ATTRIBUTE_USED int __lsan_is_turned_off() { return 1; }
#endif
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